26856440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51647}}^1$

素因数の和:51671

約数の個数: 32

約数和(自身を含む): 65076480

約数和(自身を除く): 38220040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 51647, 103294, 206588, 258235, 413176, 516470, 671411, 1032940, 1342822, 2065880, 2685644, 3357055, 5371288, 6714110, 13428220, 26856440]

約数ペア:

[(1, 26856440), (2, 13428220), (4, 6714110), (5, 5371288), (8, 3357055), (10, 2685644), (13, 2065880), (20, 1342822), (26, 1032940), (40, 671411), (52, 516470), (65, 413176), (104, 258235), (130, 206588), (260, 103294), (520, 51647)]